Change to NSISO8601DateFormatter to ensure UTC timestamps in unit tes…

…ts (#658) Change to NSISO8601DateFormatter to ensure UTC timestamps in unit tests.
google · Oct 28, 2021 · 7adc550 · 7adc550
1 parent fe6be92
commit 7adc550
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/Source/santametricservice/Formats/SNTMetricFormatTestHelper.m b/Source/santametricservice/Formats/SNTMetricFormatTestHelper.m
@@ -19,8 +19,15 @@
 
 @implementation SNTMetricFormatTestHelper
 + (NSDictionary *)convertDatesToFixedDateWithExportDict:(NSMutableDictionary *)exportDict {
-  NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
-  [formatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"];
+  NSISO8601DateFormatter *formatter = [[NSISO8601DateFormatter alloc] init];
+
+  if (@available(macOS 10.13, *)) {
+    formatter.formatOptions =
+      NSISO8601DateFormatWithInternetDateTime | NSISO8601DateFormatWithFractionalSeconds;
+  } else {
+    [formatter setTimeZone:[NSTimeZone timeZoneWithName:@"UTC"]];
+  }
+
   NSDate *fixedDate = [formatter dateFromString:@"2021-09-16T21:07:34.826Z"];
 
   for (NSString *metricName in exportDict[@"metrics"]) {